Examine source code of Easy URL Parameter Copy

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "description": "__MSG_extDesc__",
  "default_locale": "en",
  "version": "1.0.1",
  "icons": {
    "48": "icon-48.png",
    "96": "icon-96.png",
    "128": "icon-128.png"
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "clipboardWrite"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "easyurlparametercopy@unidevs.com.br",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}